马来酸二-2-乙基己酯

Description

Di-2-ethylhexyl maleate · CAS 142-16-5 · C20H36O4. UNII C2F7JHI12L. Boiling Point: 164 °C @ 10 MM HG; Melting Point: -60 °C; Flash Point: 185 °C CC.

Identification

CAS Registry Number	142-16-5
PubChem CID	5365125
Molecular formula	C20H36O4
IUPAC name	bis(2-ethylhexyl) (Z)-but-2-enedioate
UNII (FDA)	C2F7JHI12L

Computed Descriptors

Molecular Weight	340.5
XLogP3	6.5
Hydrogen Bond Donor Count	0
Hydrogen Bond Acceptor Count	4
Rotatable Bond Count	16
Exact Mass	340.26135963
Monoisotopic Mass	340.26135963
Topological Polar Surface Area	52.6
Heavy Atom Count	24
Formal Charge	0

Physical & Chemical Properties

Boiling Point	164 °C @ 10 MM HG
Melting Point	-60 °C
Flash Point	185 °C CC
Density	0.9436
Vapor Density	11.7 (AIR= 1)

Physical description & handling notes

• Wet Solid; Liquid
• Liquid; [Hawley] Colorless liquid; [MSDSonline]
• LIQUID
• INSOL IN WATER
• 207.2 Ų [M+Na]+ [CCS Type: DT; Buffer gas: N2; Ionization: ESI+; Dataset: TOXCAST; Source Identifier: DTXSID2027094]
• WT/VOL CONVERSION: 13.90 MG/CU M= 1 PPM

Regulatory Status

Regulatory & Food Contact	FDA Inventory of Food Contact Substances Listed in 21 CFR: FCS DI(2-ETHYLHEXYL) MALEATE CIR / INCI: Cosmetic ingredients (Diethylhexyl Malate) -> CIR (Cosmetic Ingredient Review) CIR / INCI: Emollient; Skin conditioning
GHS notification summary	16.2% (140 / 866)

GHS Hazard Classification

GHS notification summary	16.2% (140 / 866)
Reported hazard statements	H315 (22.5%), H319 (22.2%), H373 (54.5%), H410 (53.9%), H400 (100%), H317, H320, H401

Documented Uses

• CIR ingredient: Diethylhexyl Malate
• Used as a comonomer and internal plasticizer with vinyl acetate, acrylates, methacrylates, and n-vinyl-n-methylacetamide; Also used to make sulfosuccinate anionic surfactants; [HSDB] Used in paints, lacquers, varnishes, textiles, and adhesives; [IUCLID]
• Textiles (Fiber & Fabric Manufacturing) [Category: Industry]
• Painting (Pigments, Binders, and Biocides) [Category: Paint]
• Working with Glues and Adhesives [Category: Other]
• IN COPOLYMERS; INTERMEDIATE /PRC- IN CHEMICAL REACTIONS/

Synonyms

Bis(2-ethylhexyl) maleate; 142-16-5; Bis(2-ethylhexyl)maleate; Di-2-ethylhexyl maleate; RC Comonomer DOM; Di-(2-ethylhexyl)maleate; bis(2-ethylhexyl) (Z)-but-2-enedioate; Maleic acid, bis(2-ethylhexyl) ester; diethylhexyl maleate; 2-Butenedioic acid (Z)-, bis(2-ethylhexyl) ester; DTXSID2027094; HSDB 5481; diethylhexyl malate; EINECS 205-524-5; C2F7JHI12L; BRN 1729133

Frequently Asked Questions

What are the CAS number and molecular formula of Di-2-ethylhexyl maleate?

CAS 142-16-5; molecular formula C20H36O4; molecular weight — g/mol.

What other names is Di-2-ethylhexyl maleate known by?

Bis(2-ethylhexyl) maleate, 142-16-5, Bis(2-ethylhexyl)maleate, Di-2-ethylhexyl maleate, RC Comonomer DOM, Di-(2-ethylhexyl)maleate.

What is the regulatory status of Di-2-ethylhexyl maleate?

Documented regulatory listings: FDA Inventory of Food Contact Substances Listed in 21 CFR: FCS; DI(2-ETHYLHEXYL) MALEATE; CIR / INCI: Cosmetic ingredients (Diethylhexyl Malate) -> CIR (Cosmetic Ingredient Review).

Is Di-2-ethylhexyl maleate classified as hazardous?

16.2% of GHS notifications report no hazard classification (140 of 866).

What are the key physical properties of Di-2-ethylhexyl maleate?

Boiling Point: 164 °C @ 10 MM HG; Melting Point: -60 °C; Flash Point: 185 °C CC; Density: 0.9436.

Facts on this page are taken from PubChem (US National Library of Medicine) and Wikidata. Grade-specific data — assay, moisture, particle size, packaging, shelf life — is issued per batch on the COA and is not published here.